#include <iostream>
int main()
{
    using namespace std;
    cout << "Enter an integer: ";
    int n;
    cin >> n;
    cout << "n     n * n\n";
    cout << n << "    " << n * n << " (decimal)\n";
    //set to hex mode
    cout << hex;
    cout << n << "    " << cout << n * n << " (hexadecimal)\n";
    //set to octal mode
    cout << oct << n << "    " << n * n << " (octal)\n";
    //alternative way to call a manipulator
    dec(cout);
    cout << n << "    " << n * n << " (decimal)\n";
    return 0;
}
